PlainMerge - A PDF mail merger using Excel files Disclaimer: This repo contains outdated source code. The releases are always up to date.

LargeXlsx - A .net library to write large XLSX files This is a minimalistic yet feature-rich library, written in C# targeting .net standard 2.0, providing simple primitives to write Excel files in ...

If Excel files are not opening on your Windows 11 computer, you can find the reasons and the most effective solutions in this article.

If you want to import ICS file in Outlook, you can do it using the import/export feature, or by using other steps from this guide.